800 x 2 5 July 8, 2019 16 32 64 128 800 x 2 50 800 x 52 2 X 2 5x 800 X 2 5x 800 0 800 x 2 5 bằng bao nhiêu 58 800 x 2 800 x 2 800 x 5 =
